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Bird Observations

			Date Range: Aug, 1900-2060

Castle Rock

Updated ~41 hr(s) ago.

73 species (+6 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Mallard
Common Eider
Black Scoter
duck sp.
Mourning Dove
Chimney Swift
Ruby-throated Hummingbird
American Oystercatcher
Black-bellied Plover
Killdeer
Semipalmated Plover
Whimbrel
Spotted Sandpiper
Solitary Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Willet
Ruddy Turnstone
Red Knot
Sanderling
Least Sandpiper
Semipalmated Sandpiper
shorebird sp.
Bonaparte's Gull
Laughing Gull
Ring-billed Gull
Herring Gull
Great Black-backed Gull
gull sp.
Least Tern
Black Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Tern
Roseate Tern
Sterna sp.
tern sp.
Common Loon
Wilson's Storm-Petrel
Cory's Shearwater
Great Shearwater
Sooty Shearwater
Manx Shearwater
Northern Gannet
Double-crested Cormorant
Black-crowned Night Heron
Snowy Egret
Great Egret
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great Blue Heron
Osprey
Bald Eagle
Downy Woodpecker
Northern Flicker
Blue Jay
American Crow
Fish Crow
Black-capped Chickadee
Bank Swallow
Tree Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
White-breasted Nuthatch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
House Wren
Carolina Wren
European Starling
Gray Catbird
Northern Mockingbird
American Robin
Cedar Waxwing
House Sparrow
House Finch
American Goldfinch
Song Sparrow
Red-winged Blackbird
Brown-headed Cowbird
Common Grackle
Yellow Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pine Warbler
new world warbler sp.
Northern Cardinal
Dickcissel

KEY:| = insufficient data | = rare to widespread